# Biow vs Centre Natació Mataró

The clearest difference is update cadence: Biow at every 3 months against Centre Natació Mataró's every 8 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Biow ships an update every 3 months, Centre Natació Mataró every 8 months. The most recent releases landed on October 2, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Biow | Centre Natació Mataró |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/biow/id1472171569/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 8 months |
| Monetization | Free | — |
| Size | 64 MB | 149 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Data Monitoring](https://appshunter.io/developer/1361669407) | [Centre Natacio Mataro](https://appshunter.io/developer/1798946213) |

## What reviewers say

### Biow

[App page](https://appshunter.io/ios/app/biow/id1472171569)

This app provides a cellular rest and oxygenation unit that purifies the air you breathe during sleep. It eliminates allergens, toxins, viruses, and bacteria, improving respiratory capacity and circulation for better sleep and reduced signs of aging.

**Highlights:** Cellular rest and oxygenation, Air nanofiltration, Respiratory sweep treatment, Eliminates allergens and toxins, Reduces snoring and apneas, Improves circulation

**Features:** macOS Compatibility

**In-app purchases:** none


### Centre Natació Mataró

[App page](https://appshunter.io/ios/app/centre-natacio-mataro/id6742550739)

**Features:** macOS Compatibility, Apple Wallet, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Biow free?

Biow is free to download, with no in-app purchases.

### Is Centre Natació Mataró free?

Centre Natació Mataró is free to download, with no in-app purchases.

### Do Biow or Centre Natació Mataró have ads?

Neither Biow nor Centre Natació Mataró shows ads.

### Which is updated more often, Biow or Centre Natació Mataró?

Biow ships an update every 3 months, and Centre Natació Mataró every 8 months. Most recently, Biow was updated on October 2, 2026 and Centre Natació Mataró on September 29, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*